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Buccochromis lepturus

Slender Tail Hap

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Last revised 2026Edit this page

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Buccochromis lepturus
Buccochromis lepturusHippocampus-Bildarchiv

Quick factsEdit

Max size
400mm SL16in SL
Aquarium size
150 × 45cm60 × 18in
Temp
24–27°C75–81°F
pH
7.5–8.8
Hardness
10–25dGH

Difficulty4 of 8 measures

Moderate

How the rating is worked out

Space
very large tank
Water
flexible
Temp
needs a steady temperature
Diet
unknown
Temperament
eats smaller fish
Social
unknown
Compatibility
unknown

Other demands

Each of these can raise the rating on its own, whatever the measures above say.

Hardiness
unknown
  • Needs a very large tank

The slender tail hap, Buccochromis lepturus, is a large cichlid endemic to Lake Malawi, also known as the green lepturus. Adults live in deeper water throughout the lake, though juveniles can be seen in quite shallow water around the shorelines. Its pelagic nature makes it difficult to catch for export, so it is rarely seen for sale. It grows to 400 mm SL, and small fish will end up on the menu.

Distribution

Edit

It occurs throughout the lake, inhabiting deeper waters. Juveniles can be seen in quite shallow water around shorelines.

Aquarium size

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Standard length
400mm SL16in SL
Aquarium base
150 × 45cm60 × 18in
Volume
~304litres~80US gal

It's a very active species so a tank measuring 150 ∗ 45 ∗ 45 cm60 ∗ 18 ∗ 18 in - ~304 litres~80 US gal is the minimum you should consider. A bigger tank would certainly be needed if you want to house it with other species.

Maintenance

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Decor isn't really important, as this is a pelagic roamers. Provide as much swimming space as possible, as it is capable of real bursts of speed. Rocky formations are not required but can be used if the tank contains other species that inhabit them. Filtration and tank maintenance need to be excellent on a tank containing fish of this size.

Water conditions

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Temperature
24–27°C75–81°F
pH
7.5–8.8
Hardness
10–25dGH

Temperature: 24 – 27 °C75 – 81 °F

pH: 7.5-8.8

Hardness: 10-25°H

These recommendations come from this profile’s own figures. They contain affiliate links, so we may earn a commission.

Piscivorous by nature but adapts well to prepared foods in captivity. Offer a varied diet using a good quality cichlid pellet as staple, along with lots of meaty fare such as prawns, mussels, earthworms etc. Take care not to overfeed as it is a particularly greedy species.

Behaviour and compatibility

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It's not particularly aggressive with anything too large to fit in its mouth. Small fish will definitely end up on the menu. With the exception of Mbuna, it can be kept with most Lake Malawi species growing larger than around 6". Conspecifics tend to be tolerated quite well, especially in roomy tanks.

Sexual dimorphism

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Adult males are larger and more colourful than females.

Reproduction

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Has been achieved in the hobby but details are very scarce. Maternal mouthbrooder.

Notes

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Also known as the green lepturus, this is a stunning species when mature. Unfortunately, it is rarely seen for sale. Its pelagic nature means it is difficult to catch for export. As a result it can be quite expensive when it is available.

Distribution

Profile completeness19 of 24

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